How to cancel an EIN

Can you actually cancel an EIN?

Here is the precise fact that most guides get wrong, and it changes everything about how you close a company: the IRS does not cancel an EIN. An Employer Identification Number is permanent. Once it's assigned to your business, it is never canceled, never deleted, and never reassigned to another taxpayer, not when you stop trading, not when the state dissolves your entity, not decades later. The number stays on file with the IRS for the life of the agency's records.

So when people search for how to “cancel an EIN,” what they're really trying to do is stop the IRS from expecting anything further under that number. That is a real, achievable step, it just isn't cancellation. It's closing the business account that sits behind the EIN. Getting this distinction right is the whole game, because the wrong mental model is what leaves an IRS account quietly open long after the business feels closed.

What is the IRS business account, and what does closing it do?

When the IRS issued your EIN, it also opened an account in its system tied to that number. That account is where the agency tracks what it expects from you: income returns, employment tax returns if you had payroll, excise returns for certain activities. As long as the account is open, the IRS treats your business as a live taxpayer that may still owe filings.

Closing the account tells the IRS, formally, that the business has wound down and there will be no further activity under the EIN. The number remains permanently on file, so if you ever restart the same business, you reuse the same EIN and reopen the account rather than applying for a new one. But the day-to-day expectation of returns stops. That's what you're buying with the letter: an end to the paperwork trail, not the deletion of a number that can never be deleted.

How do you close the IRS business account?

There is no online button and no form with a catchy number. You close a business account the same way the IRS has always required: you send a physical letter. The letter is short, but it has to carry specific identifying details so the IRS can match it to the exact account. The sequence looks like this:

1. File every final federal return first. Income, employment, and any excise returns, each marked as the final return. The IRS will not act on a closure request while it's still waiting on filings, more on that below, and see our note on final returns and Form 966.
2. Write the closure letter. Plain language is fine. It has to state that you want the business account closed and include the identifying details in the next section.
3. Attach your EIN assignment notice if you kept it. The original CP 575 notice the IRS sent when it issued the EIN helps them locate the account instantly. If you no longer have it, the letter still works, the EIN and legal name do the matching.
4. Mail it and keep proof. For most filers the letter goes to Internal Revenue Service, Cincinnati, OH 45999, but confirm the current address on the IRS's own “Closing Your Business Account” page before you send. Keep a dated copy with your dissolution records.

What has to be in the letter?

The account won't close on a vague request. The IRS matches your letter to a specific account using four pieces of information, and if any are missing or wrong, the request stalls. Include all of them:

• The complete legal name of the businessexactly as it appears on the IRS records, which is the name you used when you applied for the EIN, not a later trade name or DBA.
• The EIN itselfthe nine-digit number in full.
• The business mailing address the IRS has on file.
• The reason you're closing the accounta single line is enough, for example that the business has ceased operations and been dissolved.

Why does the IRS want final returns before it closes the account?

The IRS will not close a business account while it is still expecting a return. That is a firm rule, not a soft preference. If you had employees, your final employment tax returns need to be filed. If you owe income or excise filings for the final period, those come first too. Each should have the “final return” box checked, which is the signal that tells the system to stop expecting the next one.

This is why the order is returns first, letter second. Send the closure letter before the final returns are in and it simply won't be honored, the account stays open, waiting. If your company was taxed as a corporation, there's an additional piece: dissolving corporations file IRS Form 966 within 30 days of the resolution to dissolve. We walk through the whole final-return sequence on the corporation dissolution page.

Why doesn't the state filing close the IRS account?

This is the misunderstanding that costs people the most. When you dissolve your LLC or corporation, you file a certificate with your Secretary of State, and the state marks the entity closed. That is a state action, in a state system. The IRS is a separate federal agency with its own records, and the two do not share a closure signal. Nothing about filing articles of dissolution reaches into the IRS account and closes it.

So you can do the state half perfectly, pay the fee, get the confirmation, the entity is officially gone, and still have a live IRS account expecting returns under your EIN. This is exactly why a company that ever obtained an EIN needs more than a state-only filing. It's the reason our two packages exist: a state-only filing for a company that never got an EIN and never traded, and Complete Closure for one that did, which handles the IRS account alongside the state filing.

How long does it take?

Preparing and sending the letter takes a day. After that, you're waiting on the IRS to process it, which generally runs several weeks and can stretch longer during busy filing periods. There is no confirmation email; the account simply goes quiet. Because you can't control the IRS queue, the sensible move is to send the letter with proof of mailing, keep your copy, and treat any later notice as something to answer with that copy in hand rather than a sign the closure failed.

If you'd rather not manage the returns-then-letter sequence yourself, or you're not sure whether your final returns are all accounted for, that's the part specialists handle every day. You can read how the whole closure fits together on the close-a-business checklistor see what the full process costs.

Rather have the IRS account closed for you?

Closing the IRS business account is the heart of the Complete Closure package. We confirm your final returns are accounted for, prepare and send the closure letter with the exact legal name and details the IRS needs, and keep every confirmation in one place. If you're not sure whether your company needs it, or whether a state-only filing is genuinely enough, a specialist is on WhatsApp 24/7 and will tell you straight, even when the honest answer is the cheaper option.

This page explains IRS procedure in general terms and isn't tax advice. Confirm the current mailing address and any details specific to your situation with the IRS or your tax professional before you file.